Top Phone Support Services in Sofia
13 Companies
List of the Top Sofia Customer Service Phone Support Companies
Sponsored
-
MarKam Solutions
Premier VerifiedLook for Verified Providers
Clutch conducts a rigorous verification process, confirming a provider’s business registration, legal history, credit background, and client feedback to be legitimate, so you can trust their ability to deliver. Learn More
$1,000+< $25 / hr50 - 249Sofia, BulgariaServices provided
20% Customer Service Outsourcing30% Call Center Services20% IT Managed Services +220% Sales Outsourcing10% Back Office OutsourcingFocus Areas
35% Phone Support Services25% Order Processing & Taking20% Chat Support Services +120% Email Support ServicesSee all 9 projectsMarKam Solutions is a Customer Service BPO, specializing in outsourcing customer support and operational efficiency. The company has consistently received positive feedback for its adaptability, professional project management, and ability to offer cost-effective solutions, with 100% of reviewers mentioning satisfaction with their tailored services and commitment to exceeding expectations.
-
$5,000+< $25 / hr50 - 249Sofia, Bulgaria
Services provided
50% Customer Service Outsourcing20% Sales Outsourcing10% Back Office Outsourcing +210% Call Center Services10% IT Staff AugmentationFocus Areas
28% Phone Support Services41% Chat Support Services31% Email Support ServicesSee all 23 projectsMercatus is a lead generation and B2B outreach company that excels in creating structured and tailored campaigns for various industries. They are praised for their professionalism, effective project management, and ability to deliver results, with over 85% of reviews highlighting their strong communication and responsiveness. Approximately 90% of reviewers appreciated their ability to meet predefined goals, though some noted areas for improvement in market-specific outreach strategies.
-
Undisclosed< $25 / hr250 - 999Sofia, Bulgaria
Services provided
40% Customer Service Outsourcing30% Back Office Outsourcing20% IT Staff Augmentation +25% AI Consulting5% Generative AIFocus Areas
20% Phone Support Services35% Chat Support Services35% Email Support Services +110% Order Processing & TakingSee all 3 projectsPontica Solutions is a Customer Service Outsourcing company that excels in providing call center and customer support services. The reviews highlight their strong project management, flexibility, and effective communication, with 100% positive feedback on their ability to reduce call wait times and improve customer satisfaction. Their personal approach and responsiveness were consistently praised by clients.
-
UndisclosedUndisclosed50 - 249Sofia, Bulgaria
Services provided
25% Customer Service Outsourcing24% Call Center Services21% Back Office Outsourcing +215% Recruiting15% StaffingFocus Areas
42% Phone Support Services29% Chat Support Services29% Email Support ServicesSee all 1 projectsCXG Business Process Outsourcing is a specialized BPO company known for its efficiency in scaling teams to manage shared services, AI training, and data analytics. Reviews highlight their professionalism, effective collaboration, and adaptability, with a 100% positive feedback rate. Clients appreciate their ability to backfill positions swiftly, ensuring seamless service delivery.
-
$1,000+$25 - $49 / hr50 - 249София, Bulgaria
Services provided
15% Customer Service Outsourcing65% Call Center Services10% Sales Outsourcing +110% Social Media MarketingFocus Areas
100% Phone Support ServicesSee all 1 projectsEuroccor JSC is a company specializing in listing quality checks. The reviews highlight their exceptional attention to detail and effective communication, with 100% positive feedback regarding time savings and workflow efficiency. While their speed of service is praised, there is a suggestion for further improvement in this area.
-
$1,000+< $25 / hr10 - 49Sofia, Bulgaria
Services provided
10% Customer Service Outsourcing20% Back Office Outsourcing20% Call Center Services +320% Document Digitization & Management20% Recruiting10% Finance & Accounting Outsourcing (FAO)Focus Areas
10% Phone Support Services35% Order Processing & Taking30% Chat Support Services +125% Email Support ServicesSee all 2 projectsInfoSource Bulgaria Ltd is a data management and analysis company specializing in extracting and structuring information from financial and executive reports. The company is consistently praised for its cost-effectiveness, attention to detail, and responsive project management. Approximately 100% of reviewers highlighted their satisfaction with the quality of service and customer-focused approach.
-
$50,000+< $25 / hr1,000 - 9,999Sofia, Bulgaria
Services provided
80% Customer Service Outsourcing10% Back Office Outsourcing10% Call Center ServicesFocus Areas
77% Phone Support Services23% Chat Support ServicesSixty K Ltd is a large Customer Service Outsourcing company. Founded in 2008, the team focuses on Customer Service Outsourcing and Back Office Outsourcing.
Read more -
UndisclosedUndisclosed1,000 - 9,999Sofia, Bulgaria
Services provided
15% Customer Service Outsourcing65% Sales Outsourcing10% Digital Strategy +110% Marketing StrategyFocus Areas
15% Phone Support Services50% Chat Support Services20% Email Support Services +115% Order Processing & TakingMarketStar is a Sales Outsourcing company. Established in 1988, the firm is in Ogden, Utah and Dublin, Ireland. Their services include Sales Outsourcing and Customer Service Outsourcing.
Read more -
$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Services provided
10% Customer Service Outsourcing20% Finance & Accounting Outsourcing (FAO)20% HR Consulting +510% Accounting10% Back Office Outsourcing10% Business Consulting10% Call Center Services10% Sales OutsourcingFocus Areas
40% Phone Support Services25% Chat Support Services25% Email Support Services +110% Order Processing & TakingEstablished in 2019, ODEON msc - A TTC brand is a Finance & Accounting Outsourcing (FAO) company. The team offers Finance & Accounting Outsourcing (FAO) and HR Consulting.
Read more -
$5,000+$50 - $99 / hr10 - 49Sofia, Bulgaria
Services provided
25% Customer Service Outsourcing20% Staffing15% Back Office Outsourcing +415% Business Consulting15% HR Outsourcing5% IT Managed Services5% IT Staff AugmentationFocus Areas
20% Phone Support Services40% Order Processing & Taking20% Chat Support Services +120% Email Support ServicesACS Bulgaria is a Customer Service Outsourcing company launched in 2022. The agency provides Customer Service Outsourcing and Staffing.
Read more -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
40% Customer Service Outsourcing40% Call Center Services20% Sales OutsourcingFocus Areas
50% Phone Support Services50% Order Processing & TakingEuro Connect is a small phone answering service in Sofia, Bulgaria. The team offers Call Center Services and Customer Service Outsourcing.
Read more -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
50% Customer Service Outsourcing50% Call Center ServicesFocus Areas
100% Phone Support ServicesCallhalla, an answering service and Customer Service Outsourcing company, was established in 2014. The small team offers Call Center Services and Customer Service Outsourcing.
Read more -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
25% Customer Service Outsourcing50% Call Center Services25% Sales OutsourcingFocus Areas
100% Phone Support ServicesAlba Center, a small phone answering service, is headquartered in Sofia, Bulgaria. The team focuses on Call Center Services and Sales Outsourcing.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My MatchesTell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
Rollover to see company insights or click a company below for more details.
A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
- Work experience and previous projects
- Market presence and reputation in the industry
List of the Top 6 Sofia Customer Service Phone Support Companies
-
$5,000+< $25 / hr50 - 249Sofia, Bulgaria
Ability to deliver
32.5/40.017/20 Reviews9.8/10 Clients & Experience5.7/10 Market PresenceService focus
50% Customer Service Outsourcing28% Phone Support Services50% Other -
Undisclosed< $25 / hr250 - 999Sofia, Bulgaria
Ability to deliver
29.8/40.015.6/20 Reviews7.1/10 Clients & Experience7.1/10 Market PresenceService focus
40% Customer Service Outsourcing20% Phone Support Services60% Other -
$1,000+< $25 / hr50 - 249Sofia, Bulgaria
Ability to deliver
32.6/40.017.6/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
20% Customer Service Outsourcing35% Phone Support Services80% Other -
UndisclosedUndisclosed50 - 249Sofia, Bulgaria
Ability to deliver
25/40.016.2/20 Reviews3.9/10 Clients & Experience4.9/10 Market PresenceService focus
25% Customer Service Outsourcing42% Phone Support Services75% Other -
$1,000+$25 - $49 / hr50 - 249София, Bulgaria
Ability to deliver
22.9/40.014.6/20 Reviews3/10 Clients & Experience5.3/10 Market PresenceService focus
15% Customer Service Outsourcing100% Phone Support Services85% Other -
$1,000+< $25 / hr10 - 49Sofia, Bulgaria
Ability to deliver
25.2/40.014.8/20 Reviews5.5/10 Clients & Experience4.9/10 Market PresenceService focus
10% Customer Service Outsourcing10% Phone Support Services90% Other -
$50,000+< $25 / hr1,000 - 9,999Sofia, Bulgaria
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
80% Customer Service Outsourcing77% Phone Support Services20% Other -
UndisclosedUndisclosed1,000 - 9,999Sofia, Bulgaria
Ability to deliver
5.8/40.00/20 Reviews0/10 Clients & Experience5.8/10 Market PresenceService focus
15% Customer Service Outsourcing15% Phone Support Services85% Other -
$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
Ability to deliver
8.2/40.00/20 Reviews3.6/10 Clients & Experience4.6/10 Market PresenceService focus
10% Customer Service Outsourcing40% Phone Support Services90% Other -
$5,000+$50 - $99 / hr10 - 49Sofia, Bulgaria
Ability to deliver
4.1/40.00/20 Reviews0.1/10 Clients & Experience4/10 Market PresenceService focus
25% Customer Service Outsourcing20% Phone Support Services75% Other -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
40% Customer Service Outsourcing50% Phone Support Services60% Other -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
50% Customer Service Outsourcing100% Phone Support Services50% Other -
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
25% Customer Service Outsourcing100% Phone Support Services75% Other
Latest Phone Support Services Articles
See all articles
How to Build a Budget for Call Center Services [With Template]
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
Guide to Call Center Outsourcing
Call center outsourcing is when a company hires a BPO service provider to handle inbound or outbound calls.
Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.